Symmetries and differential equations
Blumen, George W. and Kumei, Sukeyuki
Symmetries and differential equations - New York Springer-Verlag 1989 - xiii, 412p. Index - Applied Mathematical Sciences v. 81 .
515.35 / B658.SD
Symmetries and differential equations - New York Springer-Verlag 1989 - xiii, 412p. Index - Applied Mathematical Sciences v. 81 .
515.35 / B658.SD
